Examlex
________ is the condition when an individual has three copies of chromosome 21.
Respiratory Membrane
The respiratory membrane is the barrier through which gas exchange occurs between the air in the lungs and the blood in the capillaries.
Diffusion
The movement of molecules from an area of higher concentration to an area of lower concentration, a fundamental process in physics and biology.
Alveolar Ventilation Rate
The rate at which air moves in and out of the alveoli, the tiny air sacs in the lungs, crucial for gas exchange.
Minute Respiratory Volume
The total volume of air breathed in and out by a person at rest in one minute, important in assessing respiratory health.
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